Index: leahi_dialin/fp/filtration_purification.py
===================================================================
diff -u -redccc0fd295ef1c384046edbcc3a83901bfc9bc9 -r3326a8c26aa1b50d0b11d51ce0f85a32c5a42e1f
--- leahi_dialin/fp/filtration_purification.py	(.../filtration_purification.py)	(revision edccc0fd295ef1c384046edbcc3a83901bfc9bc9)
+++ leahi_dialin/fp/filtration_purification.py	(.../filtration_purification.py)	(revision 3326a8c26aa1b50d0b11d51ce0f85a32c5a42e1f)
@@ -82,8 +82,9 @@
                                                                        MsgIds.MSG_ID_FP_OP_MODE_DATA.value,
                                                                        self._handler_fp_op_mode_sync)
 
-            self.can_interface.register_receiving_publication_function(channel_id,
-                                                                       MsgIds.MSG_ID_FP_VERSION_RESPONSE.value,
+            # FP's version is DD's version since they are the same FW.
+            self.can_interface.register_receiving_publication_function(DenaliChannels.dd_sync_broadcast_ch_id,
+                                                                       MsgIds.MSG_ID_DD_VERSION_RESPONSE.value,
                                                                        self._handler_fp_version_response_sync)
 
             self.can_interface.register_receiving_publication_function(channel_id,